GB2528847B - Threshold transition detector and RMS measurement - Google Patents

Threshold transition detector and RMS measurement

Info

Publication number
GB2528847B
GB2528847B GB1413526.3A GB201413526A GB2528847B GB 2528847 B GB2528847 B GB 2528847B GB 201413526 A GB201413526 A GB 201413526A GB 2528847 B GB2528847 B GB 2528847B
Authority
GB
United Kingdom
Prior art keywords
transition detector
threshold transition
rms measurement
rms
measurement
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Active
Application number
GB1413526.3A
Other versions
GB2528847A (en
GB201413526D0 (en
Inventor
Middleton Gregory
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Deep Sea Electronics Ltd
Original Assignee
Deep Sea Electronics Ltd
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Deep Sea Electronics Ltd filed Critical Deep Sea Electronics Ltd
Priority to GB1518820.4A priority Critical patent/GB2534000B/en
Priority to GB1413526.3A priority patent/GB2528847B/en
Publication of GB201413526D0 publication Critical patent/GB201413526D0/en
Publication of GB2528847A publication Critical patent/GB2528847A/en
Application granted granted Critical
Publication of GB2528847B publication Critical patent/GB2528847B/en
Active legal-status Critical Current
Anticipated expiration legal-status Critical

Links

Classifications

    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
    • G01R13/00—Arrangements for displaying electric variables or waveforms
    • G01R13/02—Arrangements for displaying electric variables or waveforms for displaying measured electric variables in digital form
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
    • G01R13/00—Arrangements for displaying electric variables or waveforms
    • G01R13/02—Arrangements for displaying electric variables or waveforms for displaying measured electric variables in digital form
    • G01R13/0218—Circuits therefor
    • G01R13/0254—Circuits therefor for triggering, synchronisation
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
    • G01R19/00—Arrangements for measuring currents or voltages or for indicating presence or sign thereof
    • G01R19/165—Indicating that current or voltage is either above or below a predetermined value or within or outside a predetermined range of values
    • G01R19/16566—Circuits and arrangements for comparing voltage or current with one or several thresholds and for indicating the result not covered by subgroups G01R19/16504, G01R19/16528, G01R19/16533
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
    • G01R19/00—Arrangements for measuring currents or voltages or for indicating presence or sign thereof
    • G01R19/175—Indicating the instants of passage of current or voltage through a given value, e.g. passage through zero
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
    • G01R23/00—Arrangements for measuring frequencies; Arrangements for analysing frequency spectra
    • G01R23/02—Arrangements for measuring frequency, e.g. pulse repetition rate; Arrangements for measuring period of current or voltage
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03M—CODING; DECODING; CODE CONVERSION IN GENERAL
    • H03M1/00—Analogue/digital conversion; Digital/analogue conversion
    • H03M1/12—Analogue/digital converters
    • H03M1/18—Automatic control for modifying the range of signals the converter can handle, e.g. gain ranging
    • H03M1/186—Automatic control for modifying the range of signals the converter can handle, e.g. gain ranging in feedforward mode, i.e. by determining the range to be selected directly from the input signal

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Measuring Frequencies, Analyzing Spectra (AREA)
GB1413526.3A 2014-07-30 2014-07-30 Threshold transition detector and RMS measurement Active GB2528847B (en)

Priority Applications (2)

Application Number Priority Date Filing Date Title
GB1518820.4A GB2534000B (en) 2014-07-30 2014-07-30 Digital filter
GB1413526.3A GB2528847B (en) 2014-07-30 2014-07-30 Threshold transition detector and RMS measurement

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB1413526.3A GB2528847B (en) 2014-07-30 2014-07-30 Threshold transition detector and RMS measurement

Publications (3)

Publication Number Publication Date
GB201413526D0 GB201413526D0 (en) 2014-09-10
GB2528847A GB2528847A (en) 2016-02-10
GB2528847B true GB2528847B (en) 2016-06-15

Family

ID=51587485

Family Applications (2)

Application Number Title Priority Date Filing Date
GB1518820.4A Active GB2534000B (en) 2014-07-30 2014-07-30 Digital filter
GB1413526.3A Active GB2528847B (en) 2014-07-30 2014-07-30 Threshold transition detector and RMS measurement

Family Applications Before (1)

Application Number Title Priority Date Filing Date
GB1518820.4A Active GB2534000B (en) 2014-07-30 2014-07-30 Digital filter

Country Status (1)

Country Link
GB (2) GB2534000B (en)

Families Citing this family (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US10502763B2 (en) 2016-05-12 2019-12-10 Tektronix, Inc. Noise reduction in digitizing systems
US10338119B2 (en) * 2016-08-16 2019-07-02 Kohler Co. Generator waveform measurement
DE102017208312B4 (en) 2017-05-17 2022-01-27 BSH Hausgeräte GmbH Determination of zero crossings and voltage values of a mains voltage
FR3076361B1 (en) * 2018-01-04 2019-12-13 Safran Aircraft Engines ADAPTIVE FILTERING PROCESS
EP3508865B1 (en) * 2018-01-08 2022-07-20 Delta Electronics (Thailand) Public Co., Ltd. Method for estimating a signal property
CN108444515A (en) * 2018-03-14 2018-08-24 无锡思泰迪半导体有限公司 It is a kind of to cross threshold detection circuit applied to the quick of switch modulation signal
DE102018114388A1 (en) * 2018-06-15 2019-12-19 Valeo Schalter Und Sensoren Gmbh Method for controlling a drive device of a micro-oscillating mirror, control device and deflecting mirror device
CN109738921B (en) * 2018-12-12 2021-03-26 东软集团股份有限公司 Filtering method and device for eliminating course jitter, storage medium and electronic equipment

Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4051433A (en) * 1975-09-11 1977-09-27 California Institute Of Technology Signal responsive burst period timer and counter for laser doppler velocimetry and the like
US4480200A (en) * 1981-01-08 1984-10-30 Fuji Xerox Co., Ltd. Zero-crossing point detection circuit
EP1081456A2 (en) * 1999-09-01 2001-03-07 Agilent Technologies Inc. (a Delaware Corporation) Anti-glitch system and method for laser interferometers using frequency dependent hysteresis

Family Cites Families (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5710455A (en) * 1980-06-23 1982-01-20 Toyota Motor Corp Digital speedometer

Patent Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4051433A (en) * 1975-09-11 1977-09-27 California Institute Of Technology Signal responsive burst period timer and counter for laser doppler velocimetry and the like
US4480200A (en) * 1981-01-08 1984-10-30 Fuji Xerox Co., Ltd. Zero-crossing point detection circuit
EP1081456A2 (en) * 1999-09-01 2001-03-07 Agilent Technologies Inc. (a Delaware Corporation) Anti-glitch system and method for laser interferometers using frequency dependent hysteresis

Also Published As

Publication number Publication date
GB2528847A (en) 2016-02-10
GB2534000A (en) 2016-07-13
GB201413526D0 (en) 2014-09-10
GB2534000B (en) 2017-02-01
GB201518820D0 (en) 2015-12-09

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